# Multi-objective optimization of the oil-free centrifugal air compressor in hydrogen fuel cell vehicles based on grey relational analysis

> Research article (International Journal of Hydrogen Energy, 2023) · cited 23× · AI/ML

**Wikidata**: [openalex:W4363678196](https://www.wikidata.org/wiki/openalex:W4363678196)  
**Source**: https://4ort.xyz/entity/multi-objective-optimization-of-the-oil-free-centrifugal-air-compressor-in-hydrogen-fuel-cell-vehicles-based-on-grey-rel